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8 April, 08:34

What is 3h^2 = h^2 + 18

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  1. 8 April, 08:57
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    h = ±9

    Step-by-step explanation:

    3h² = h² + 18 (subtract h²) from both sides

    3h² - h² = 18

    2h² = 18 (divide both sides by 2)

    h² = 18/2

    h² = 9

    h = ±√18

    h = ±9
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